january 1981 - december 1980 |
7.30 % |
|
january 1981 - january 1980 |
132.91 % |
february 1981 - january 1981 |
5.51 % |
|
february 1981 - february 1980 |
134.19 % |
march 1981 - february 1981 |
4.79 % |
|
march 1981 - march 1980 |
133.49 % |
april 1981 - march 1981 |
10.65 % |
|
april 1981 - april 1980 |
134.45 % |
may 1981 - april 1981 |
3.35 % |
|
may 1981 - may 1980 |
121.35 % |
june 1981 - may 1981 |
2.73 % |
|
june 1981 - june 1980 |
117.37 % |
july 1981 - june 1981 |
6.06 % |
|
july 1981 - july 1980 |
120.88 % |
august 1981 - july 1981 |
3.90 % |
|
august 1981 - august 1980 |
112.01 % |
september 1981 - august 1981 |
8.14 % |
|
september 1981 - september 1980 |
113.73 % |
october 1981 - september 1981 |
9.02 % |
|
october 1981 - october 1980 |
109.91 % |
november 1981 - october 1981 |
5.80 % |
|
november 1981 - november 1980 |
103.06 % |
december 1981 - november 1981 |
5.16 % |
|
december 1981 - december 1980 |
101.49 % |